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Finding the Fourth Proportional to 616,134.92, 924,331.98 and 350,018.60

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Solution

The fourth proportional to 616,134.92, 924,331.98 and 350,018.60 is: 525,101.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,134.92 : 924,331.98 = 350,018.60 : x
  2. Step 2: Convert to fraction form
    616,134.92/924,331.98 = 350,018.60/x
  3. Step 3: Cross multiply
    616,134.92x = 924,331.98 × 350,018.60
  4. Step 4: Simplify right side
    616,134.92x = 323,533,385,574.83
  5. Step 5: Solve for x
    x = 323,533,385,574.83/616,134.92
  6. Step 6: Final answer
    x = 525,101.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.